Honda WX15T, Manual

Page: 35 / 100

4-4
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TROUBLESHOOTING
ENGINE SURGES
Check the air cleaner element (page 3-5) . Clean or replace the air cleaner element
(page 3-5)
.
Check the valve clearance (page 3-8) .
Check the spark plug (page 3-6) .
Check the carburetor for any obstructions
(page 5-7)
.
Check for secondary air leak.
Check the cylinder compression
(page 12-3)
.
Check that the valve clearance is correct
(page 3-8) .
Check for carbon deposits in the combustion
chamber
(page 3-9) .
Check for worn piston, piston rings, or cylinder
(page 11-10)
.
Check for carbon deposits in the combustion
chamber
(page 3-9) . Check the decompressor.
Check around the air intake joint and carburetor;
replace the insulator and/or gasket if necessary.
Disassemble and clean the carburetor
(page 5-6) .
Inspect the spark plug and adjust the spark plug
gap
(page 3-6) . Replace if necessary (page 3-6) .
Adjust the valve clearance (page 3-8) .
Clogged or saturated
Abnormal
Air leaking
Compression
is too high
Compression
is too low
No air leaking
Normal
Clean
Normal
Clean
Normal
Abnormal
Clogged
Check the ignition coil air gap (page 7-7) . Adjust the ignition coil air gap
(page 7-7)
.
Check the ignition coil (page 7-8) .
Replace the ignition coil if abnormalities are found,
and recheck.
Abnormal
Normal
Check that the governor system is installed and
adjusted correctly
(page 6-3)
.
Normal
Abnormal
Adjust or replace the faulty part(s).